:root {
  --paper: #f4f1e9;
  --paper-deep: #e9e4d8;
  --ink: #15263a;
  --ink-soft: #43546a;
  --navy: #17324d;
  --teal: #1f6b68;
  --line: rgba(21, 38, 58, 0.16);
  --white: #fffdfa;
  --serif: "Newsreader", Georgia, serif;
  --sans: "Libre Franklin", Arial, sans-serif;
  --ui: "DM Sans", Arial, sans-serif;
  --shell: min(1160px, calc(100% - 48px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-underline-offset: 0.2em;
}

img {
  display: block;
  max-width: 100%;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 8px 12px;
  color: var(--white);
  background: var(--navy);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(244, 241, 233, 0.94);
  backdrop-filter: blur(14px);
}

.header-inner {
  width: var(--shell);
  min-height: 72px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 32px;
}

.wordmark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--ink);
  border-radius: 50%;
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  text-decoration: none;
}

nav {
  display: flex;
  gap: 28px;
}

nav a,
.cv-link {
  font-family: var(--ui);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
}

nav a:hover,
nav a:focus-visible,
.cv-link:hover,
.cv-link:focus-visible {
  color: var(--teal);
}

.cv-link {
  justify-self: end;
}

.hero {
  min-height: 710px;
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(340px, 0.84fr);
  gap: clamp(56px, 9vw, 120px);
  align-items: center;
  padding-block: 90px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 22px;
  color: var(--teal);
  font-family: var(--ui);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(68px, 8vw, 112px);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.88;
}

.hero-role {
  margin: 30px 0 0;
  color: var(--teal);
  font-family: var(--serif);
  font-size: clamp(25px, 3vw, 38px);
  line-height: 1.14;
}

.hero-summary {
  max-width: 650px;
  margin: 24px 0 0;
  color: var(--ink-soft);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid var(--navy);
  font-family: var(--ui);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--white);
  background: var(--navy);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--teal);
  border-color: var(--teal);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  color: var(--white);
  background: var(--navy);
}

.affiliation {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.affiliation-mark {
  display: grid;
  place-items: center;
  width: 58px;
  height: 40px;
  color: var(--white);
  background: var(--navy);
  font-family: var(--ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.affiliation p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.5;
}

.portrait-wrap {
  margin: 0;
  position: relative;
}

.portrait-wrap::before {
  content: "";
  position: absolute;
  inset: -18px 18px 18px -18px;
  z-index: -1;
  border: 1px solid rgba(31, 107, 104, 0.45);
}

.portrait {
  width: 100%;
  aspect-ratio: 4 / 5.1;
  object-fit: cover;
  object-position: 60% 58%;
  display: block;
}

.portrait-wrap figcaption {
  margin-top: 12px;
  color: var(--ink-soft);
  font-family: var(--ui);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-align: right;
  text-transform: uppercase;
}

.intro-band {
  padding-block: 96px;
  color: var(--white);
  background: var(--navy);
}

.intro-grid {
  display: grid;
  grid-template-columns: 0.35fr 1fr;
  gap: clamp(36px, 8vw, 120px);
}

.intro-band .section-kicker {
  color: #83c6bc;
}

.intro-copy h2,
.section-heading h2,
.contact-section h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(40px, 5.2vw, 66px);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.02;
}

.intro-copy p {
  max-width: 820px;
  margin: 28px 0 0;
  color: rgba(255, 253, 250, 0.72);
  font-size: 17px;
}

.section {
  padding-block: 110px;
}

.section-tinted {
  background: var(--paper-deep);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.52fr);
  gap: 48px;
  align-items: end;
  margin-bottom: 56px;
}

.section-heading h2 {
  max-width: 800px;
}

.section-lede {
  margin: 0 0 6px;
  color: var(--ink-soft);
}

.focus-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 0.9fr;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.focus-card {
  min-height: 350px;
  padding: 34px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 250, 0.38);
}

.focus-card-featured {
  color: var(--white);
  background: var(--teal);
}

.focus-number {
  display: block;
  margin-bottom: 72px;
  font-family: var(--ui);
  font-size: 12px;
  letter-spacing: 0.16em;
}

.focus-card h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 500;
  line-height: 1.08;
}

.focus-card p {
  margin: 18px 0 0;
  color: var(--ink-soft);
}

.focus-card-featured p {
  color: rgba(255, 253, 250, 0.78);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.tag-list li {
  padding: 6px 10px;
  border: 1px solid rgba(255, 253, 250, 0.3);
  font-family: var(--ui);
  font-size: 11px;
}

.text-link {
  justify-self: end;
  color: var(--teal);
  font-family: var(--ui);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

.publication-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.publication-list li {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 32px;
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
}

.pub-year {
  color: var(--teal);
  font-family: var(--serif);
  font-size: 28px;
}

.pub-status {
  margin: 0 0 8px;
  color: var(--teal);
  font-family: var(--ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.pub-body h3 {
  max-width: 960px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(23px, 3vw, 31px);
  font-weight: 500;
  line-height: 1.22;
}

.pub-body > p:not(.pub-status) {
  margin: 14px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.doi-link {
  display: inline-block;
  margin-top: 10px;
  color: var(--teal);
  font-family: var(--ui);
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
}

.background-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(48px, 8vw, 110px);
}

.subsection-title {
  margin: 0 0 28px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ink);
  font-family: var(--ui);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.timeline,
.award-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  display: grid;
  grid-template-columns: 115px 1fr;
  gap: 22px;
  padding: 0 0 32px;
}

.timeline-date,
.award-list span {
  color: var(--teal);
  font-family: var(--ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.timeline h4 {
  margin: 0;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 500;
  line-height: 1.2;
}

.timeline p {
  margin: 8px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.award-list li {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 22px;
  padding: 0 0 24px;
}

.award-list p {
  margin: 0;
  line-height: 1.5;
}

.contact-section {
  padding-block: 104px;
  color: var(--white);
  background: var(--teal);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: clamp(56px, 8vw, 110px);
  align-items: end;
}

.section-kicker-light {
  color: rgba(255, 253, 250, 0.72);
}

.contact-card {
  padding: 28px 0 0;
  border-top: 1px solid rgba(255, 253, 250, 0.45);
}

.contact-card > p {
  margin: 0 0 16px;
  color: rgba(255, 253, 250, 0.75);
  font-size: 14px;
}

.contact-list {
  border-top: 1px solid rgba(255, 253, 250, 0.22);
}

.contact-email {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) 18px;
  gap: 12px;
  align-items: center;
  width: 100%;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 253, 250, 0.22);
  color: var(--white);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
}

.contact-institution {
  font-family: var(--ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.contact-address {
  min-width: 0;
  font-size: 14px;
  overflow-wrap: anywhere;
}

.contact-arrow {
  font-size: 14px;
  text-align: right;
}

.contact-links {
  display: flex;
  gap: 24px;
  margin-top: 28px;
}

.contact-links a {
  font-family: var(--ui);
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
}

.site-footer {
  padding-block: 24px;
  color: rgba(255, 253, 250, 0.68);
  background: #0e2437;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  font-family: var(--ui);
  font-size: 11px;
}

.footer-inner p {
  margin: 0;
}

@media (max-width: 900px) {
  :root {
    --shell: min(100% - 36px, 760px);
  }

  .header-inner {
    grid-template-columns: 1fr auto;
  }

  nav {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 64px;
    padding-block: 72px;
  }

  .portrait-wrap {
    width: min(540px, 92%);
    margin-left: auto;
  }

  .intro-grid,
  .section-heading,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .section-heading {
    gap: 24px;
  }

  .text-link {
    justify-self: start;
  }

  .focus-grid {
    grid-template-columns: 1fr;
  }

  .focus-card {
    min-height: 0;
  }

  .focus-number {
    margin-bottom: 40px;
  }

  .background-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  :root {
    --shell: calc(100% - 28px);
  }

  .site-header {
    position: static;
  }

  .header-inner {
    min-height: 64px;
  }

  .hero {
    min-height: 0;
    padding-block: 56px 76px;
  }

  .hero h1 {
    font-size: clamp(60px, 22vw, 84px);
  }

  .hero-summary {
    font-size: 16px;
  }

  .portrait-wrap {
    width: calc(100% - 14px);
  }

  .intro-band,
  .section,
  .contact-section {
    padding-block: 72px;
  }

  .intro-grid {
    gap: 16px;
  }

  .intro-copy h2,
  .section-heading h2,
  .contact-section h2 {
    font-size: 42px;
  }

  .publication-list li {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .timeline li {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .footer-inner {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}